Yellow sponge?

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Gambit_Aces

Gambit_Aces

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Hey everyone, was cycling water in a couple of brute cans for my 135 gal reef. Finally got the rock in the tank and a portion of it setup.

I came across this yellow slimly to the touch portion of rock. Should I keep it or remove it from my tank?
20260915_212531_3E4CE20E-AF5C-4089-85E4-623410BD332E.png


20260915_212532_A42E950F-02D6-4D8F-B100-7461EF15102C.png


20260915_212532_81D107D7-32C2-4269-B1E0-FA6378488875.png
 
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Reef by Steele, Pods Starting @ $19

WHICH PART OF YOUR SETUP IS HARDEST TO REACH OR REMOVE FOR ROUTINE MAINTENANCE?

  • Glass behind or beside the tank

    Votes: 12 18.2%

  • Powerheads or wavemakers

    Votes: 5 7.6%

  • Sump or rear filtration chambers

    Votes: 9 13.6%

  • Skimmer or other filtration equipment

    Votes: 9 13.6%

  • Overflow or plumbing

    Votes: 12 18.2%

  • Lights or lids

    Votes: 0 0.0%

  • Mine is pretty easy to access!

    Votes: 18 27.3%

  • Other—tell us what I missed

    Votes: 1 1.5%
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